| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | must be [verb] [prep] the | 1458 |
|
| 2 | must be [vb pp] [prep] the | 1422 |
|
| 3 | [modal v] be found [prep] the | 456 |
|
| 4 | must be find [prep] the | 18 |
|
| 5 | must be found [prep] the | 18 |
|
| 6 | must be found [prep] the | 18 |
|
| 7 | must [be] found [prep] the | 18 |
|
| 8 | must be found [prep] [art] | 18 |
|
| 9 | must [be] found [prep] the | 18 |
|
